🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.7 AU - 0.88 AU

Year: 259 Days

Day: 13.6 Hours

Environment

Temp: 119 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.78 AU - 1 AU

Year: 310 Days

Day: 12.6 Hours

Environment

Temp: 144 °C

Axial Tilt: 107.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.77 AU - 1.89 AU

Year: 913 Days

Day: 20 Hours

Environment

Temp: -68 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.16 AU - 3.04 AU

Year: 1547 Days

Day: 26.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.51 AU - 4.59 AU

Year: 3581 Days

Day: 12.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,649,040 km

• M1: 1,192,295 km (0.119 R)

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.7

Radius: 13.1

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 6.02 AU - 6.82 AU

Year: 6002 Days

Day: 9.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,649,040 km

• M1: 165,605 km (0.104 R)
• M2: 743,950 km (0.084 R)
• M3: 1,295,218 km (0.114 R)
• M4: 1,870,871 km (0.1 R)
• M5: 2,977,297 km (0.109 R)
• M6: 3,527,817 km (0.107 R)
• M7: 5,387,917 km (0.105 R)
• M8: 6,124,238 km (0.118 R)
• M9: 10,317,167 km (0.032 R)
• M10: 11,453,662 km (0.098 R)
• M11: 12,256,703 km (0.045 R)
• M12: 12,907,005 km (0.119 R)
• M13: 15,418,903 km (0.07 R)
• M14: 19,900,257 km (0.084 R)
• M15: 20,799,190 km (0.067 R)
• M16: 23,165,230 km (0.097 R)
• M17: 24,087,950 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.8

Radius: 13.6

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.39 AU - 8.99 AU

Year: 9452 Days

Day: 9.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 89.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,649,040 km

• M1: 176,525 km (0.048 R)
• M2: 738,864 km (0.072 R)
• M3: 1,391,859 km (0.084 R)
• M4: 1,934,749 km (0.119 R)
• M5: 4,445,600 km (0.096 R)
• M6: 5,020,205 km (0.117 R)
• M7: 11,667,736 km (0.064 R)
• M8: 13,811,623 km (0.107 R)
• M9: 15,942,346 km (0.064 R)
• M10: 18,646,776 km (0.086 R)
• M11: 21,968,597 km (0.088 R)
• M12: 25,216,367 km (0.102 R)
• M13: 26,213,287 km (0.107 R)
• M14: 26,675,096 km (0.111 R)
• M15: 29,362,172 km (0.095 R)
• M16: 32,225,027 km (0.113 R)
• M17: 35,719,035 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.9

Radius: 4.3

Gravity: 25.2 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.43 AU - 14.39 AU

Year: 18118 Days

Day: 17.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 62,649,040 km

• M1: 53,556 km (0.09 R)
• M2: 191,036 km (0.067 R)
• M3: 546,780 km (0.055 R)
• M4: 1,055,263 km (0.109 R)
• M5: 1,472,193 km (0.06 R)
• M6: 1,991,447 km (0.116 R)
• M7: 3,882,065 km (0.077 R)
• M8: 6,889,880 km (0.046 R)
• M9: 10,581,805 km (0.063 R)
• M10: 14,052,925 km (0.066 R)
• M11: 17,403,019 km (0.092 R)
• M12: 23,029,844 km (0.103 R)
• M13: 23,222,975 km (0.099 R)
• M14: 27,748,909 km (0.061 R)
• M15: 28,965,738 km (0.112 R)
• M16: 29,416,925 km (0.101 R)
• M17: 32,464,234 km (0.114 R)
• M18: 34,819,802 km (0.112 R)
• M19: 37,686,696 km (0.079 R)
• M20: 42,856,200 km (0.081 R)
• M21: 45,837,984 km (0.113 R)
• M22: 47,068,277 km (0.111 R)
• M23: 50,240,351 km (0.085 R)
• M24: 56,654,359 km (0.062 R)
• M25: 58,428,590 km (0.07 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 19,573 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit